body{
    width: 100%;
    height: 100%;
    header{
        width: 100%;
        height: 50px;
        background: #4294ff;
        padding-left: 10px;
        color: #fff;
        line-height: 50px;
    }
    main{
        .img{
            margin-top: 40px;
            width: 100%;
            height: 260px;
            margin-bottom: 30px;
            img{
                width: 260px;
                height: 260px;
            }
        }
        .desc{
            color: #4294ff;
            margin-bottom: 90px;
        }
        .time{
            color: #4294ff;

        }
    }
}